Home / 11,072,002.20-16,608,003.30-8,343,938.40

Finding the Fourth Proportional to 11,072,002.20, 16,608,003.30 and 8,343,938.40

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Solution

The fourth proportional to 11,072,002.20, 16,608,003.30 and 8,343,938.40 is: 12,515,907.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,072,002.20 : 16,608,003.30 = 8,343,938.40 : x
  2. Step 2: Convert to fraction form
    11,072,002.20/16,608,003.30 = 8,343,938.40/x
  3. Step 3: Cross multiply
    11,072,002.20x = 16,608,003.30 × 8,343,938.40
  4. Step 4: Simplify right side
    11,072,002.20x = 138,576,156,482,196.73
  5. Step 5: Solve for x
    x = 138,576,156,482,196.73/11,072,002.20
  6. Step 6: Final answer
    x = 12,515,907.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.